Function X11_select_menu

win/X11/winmenu.c:883–1146

}

int
X11_select_menu(winid window, int how, menu_item **menu_list)
{
    x11_menu_item *curr;
    struct xwindow *wp;
    struct menu_info_t *menu_info;
    Arg args[10];
    Cardinal num_args;
    int retval;
    Dimension v_pixel_width, v_pixel_height;
    boolean labeled;
    Widget viewport_widget, form, label, all;
    char gacc[QBUFSZ], *ap;
    boolean permi;

    *menu_list = (menu_item *) 0;
    check_winid(window);
    wp = &window_list[window];
    menu_info = wp->menu_information;
    if (!menu_info->is_menu) {
        impossible("select_menu:  called before start_menu");
        return 0;
    }

    debugpline2("X11_select_menu(%i, %i)", window, how);

    create_menu_translation_tables();

    if (menu_info->permi && how != PICK_NONE) {
        /* Core is reusing perm_invent window for picking an item.
           But it could be even on a different screen!
           Create a new temp window for it instead. */
        winid newwin = X11_create_nhwindow(NHW_MENU);
        struct xwindow *nwp = &window_list[newwin];

        X11_start_menu(newwin, MENU_BEHAVE_STANDARD);
        move_menu(&menu_info->new_menu, &nwp->menu_information->new_menu);
        for (curr = nwp->menu_information->new_menu.base; curr;
             curr = curr->next)
            curr->window = newwin;
        nwp->menu_information->permi = FALSE;
        retval = X11_select_menu(newwin, how, menu_list);
        destroy_menu_entry_widgets(nwp);
        X11_destroy_nhwindow(newwin);
        return retval;
    }

    menu_info->how = (short) how;

    /* collect group accelerators; for PICK_NONE, they're ignored;
       for PICK_ONE, only those which match exactly one entry will be
       accepted; for PICK_ANY, those which match any entry are okay */
    gacc[0] = '\0';
    if (menu_info->how != PICK_NONE) {
        int i, n, gcnt[128];
#define GSELIDX(c) ((c) & 127) /* guard against `signed char' */

        for (i = 0; i < SIZE(gcnt); i++)